Pennatula

[n] - type genus of the family Pennatulidae: sea pens
Found on http://www.webdictionary.co.uk/definition.php?query=Pennatula

Pennatula

• (n.) Any one of numerous species of Pennatula, Pteroides, and allied genera of Alcyonaria, having a featherlike form; a sea-pen. The zooids are situated along one edge of the side branches.
Found on http://thinkexist.com/dictionary/meaning/pennatula/

Pennatula

genus Pennatula noun type genus of the family Pennatulidae: sea pens
Found on https://www.encyclo.co.uk/local/20974

Pennatula

Pen·nat'u·la noun ; plural Latin Pennatulæ , English Pennatulas . [ New Latin , from Latin penna a feather.] (Zoology) Any one of numerous species of Pennatula , Pteroides , and allied genera of Alcyonaria, having a featherlike form; a sea-pe...
Found on http://www.encyclo.co.uk/webster/P/47

Pennatula

Pennatula or sea-pen is a colony of polypes, belonging to the Alcyonaria, and related to such forms as the red coral and the organ pipe coral. The lower part of the colony corresponds to the quill of the feather, and is devoid of polypes, this portion being fixed in the sea-bottom, the top being somewhat dilated. The upper portion resembles the van...
Found on http://www.probertencyclopaedia.com/browse/BP.HTM
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